442341343 has 4 divisors (see below), whose sum is σ = 468361440. Its totient is φ = 416321248.

The previous prime is 442341329. The next prime is 442341391. The reversal of 442341343 is 343143244.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 442341343 - 2⁹ = 442340831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442341323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13010023 + ... + 13010056.

It is an arithmetic number, because the mean of its divisors is an integer number (117090360).

Almost surely, 2^442341343 is an apocalyptic number.

442341343 is a deficient number, since it is larger than the sum of its proper divisors (26020097).

442341343 is a wasteful number, since it uses less digits than its factorization.

442341343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26020096.

The product of its digits is 13824, while the sum is 28.

The square root of 442341343 is about 21031.9124903086. The cubic root of 442341343 is about 761.9371996063.

Adding to 442341343 its reverse (343143244), we get a palindrome (785484587).

The spelling of 442341343 in words is "four hundred forty-two million, three hundred forty-one thousand, three hundred forty-three".